The GPak by Mobile Edge is part of the Boomer Esiason Foundation collection. Mobile Edge donates 10% of the sales price back to the Foundation to help raise funds for research and awareness for cystic fibrosis. This is not only a great backpack designed to carry a laptop up to 15.4", but you will also have good Karma by buying one. The GPak comes in four different colors. For more information visit Mobile Edge.com.